SCIENTIFIC REPORTS, vol. 7, no. 2611, page. 1 - 8, 2017-06
Scientific Reports, vol. 7, page. 46314, 2017-04
CHINESE PHYSICS LETTERS, vol. 34, no. 8, page. 88102-1 - 88102-3, 2017-07
SPIE Newsroom, 2016-05